Legal responsibilities for sewage disposal in an urban county.
D006285:Health Planning; D007603:Jurisprudence; D007878:Legislation as Topic; D009820:Ohio; D011635:Public Health Administration; D012037:Refuse Disposal; D012498:Sanitary Engineering; D012722:Sewage; D014876:Water Pollution / Q000517:prevention & control
D012722:Sewage